作者chilis (庞克新生报到^_^)
看板GMAT
标题[计量] GWD11-Q36
时间Mon Oct 6 01:24:24 2008
When positive integer x is divided by 5, the remainder is 3; and
when y is divided by 7, the remainder is 4. When positive integer y
is divided by 5, the remainder is 3; and when y is divided by 7,
the remainder is 4. If x > y, which of the following must be a
factor of x - y?
A. 12
B. 15
C. 20
D. 28
E. 35
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Answer: E
这是国中常见的题目 可是找不到相关的题目~ 麻烦大家了 感谢`
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